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Elenna [48]
3 years ago
11

6

Mathematics
1 answer:
soldi70 [24.7K]3 years ago
3 0

Answer:

<em><u>9</u></em>

Step-by-step explanation:

<em>f</em><em>(</em><em>x</em><em>)</em><em> </em><em>=</em><em> </em><em>4</em><em>x-</em><em> </em><em>1</em><em>1</em>

<em>f</em><em>(</em><em>5</em><em>)</em><em> </em><em>=</em><em> </em><em>4</em><em>(</em><em>5</em><em>)</em><em> </em><em>-</em><em> </em><em>1</em><em>1</em>

<em>f</em><em>(</em><em>5</em><em>)</em><em> </em><em>=</em><em> </em><em>2</em><em>0</em><em>-</em><em> </em><em>1</em><em>1</em>

<em>f</em><em>(</em><em>5</em><em>)</em><em> </em><em>=</em><em> </em><em>9</em>

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